| boost_family-class {mboost} | R Documentation |
Objects of class "boost_family" define negative gradients of loss functions to be optimized.
Objects can be created by calls of the form Family(...)
ngradient:y and f
implementing the negative gradient of
the loss function. loss:y and f (to be minimized!). risk:y, f and w,
the weighted mean of the loss function by default. offset:y and w (weights)
for computing a scalar offset. weights:fW:name:charloss:
Laplace()